An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.
NSN 5975-00-204-9190
NSN 5915-01-517-0374
NSN 5950-01-326-2781
NSN 6145-01-551-1419
NSN 5998-01-462-1810
NSN 5930-00-960-7842
NSN 5855-00-014-5008
NSN 6220-01-473-0045
NSN 5998-00-892-6743
NSN 6650-01-116-9731
NSN 5915-00-299-2105
NSN 5835-01-117-6124